lkml.org 
[lkml]   [2023]   [Oct]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH] dsa: tag_rtl4_a: Bump min packet size
From
You would want your subject to be:

net: dsa: tag_rtl4_a: Bump min packet size

On 10/27/23 13:21, Linus Walleij wrote:
> It was reported that the "LuCI" web UI was not working properly
> with a device using the RTL8366RB switch. Disabling the egress
> port tagging code made the switch work again, but this is not
> a good solution as we want to be able to direct traffic to a
> certain port.
>
> It turns out that sometimes, but not always, small packets are
> dropped by the switch for no reason.

And we are positive that the Ethernet MAC is also properly padding
frames before having them ingress the switch?

>
> If we pad the ethernet frames to a minimum of ETH_FRAME_LEN + FCS
> (1518 bytes) everything starts working fine.

That is quite unprecedented, either the switch is very bogus or there is
something else we do not fully understand...
--
Florian

\
 
 \ /
  Last update: 2023-10-27 23:24    [W:0.091 / U:0.804 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site